Sioux Falls, South Dakota, United States (City)     Current Local Time: In 24-hour Notation: Thu., Feb. 09, 2023 03:59:48 A.M. CST Thu., Feb. 09, 2023 03:59:48 CST Local Time Zone: America/Chicago Currently Observing: Standard Time Universal Coordinated Time: Thu., Feb. 09, 2023 09:59:48 UTC/GMT

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